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Kaifeng Instrument Co., Ltd., formerly known as Kaifeng Instrument Factory, was founded in 1958. It is a key enterprise directly under the former Ministry of Machinery Industry. It is a large-scale production and testing base for flow instruments in China
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For more than 60 years, a series of industrial automation instruments with more than 4,000 specifications and more than 90 varieties of four series have been developed.
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The company is located in the famous tourist city of China, the ancient capital of the Eight Dynasties, Kaifeng. It covers an area of about 90,000 square meters. The factory is lined with trees, flowers are in bloom, and the environment is beautiful.
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Kaifeng Instrument Co., Ltd. is a high-tech enterprise in Henan Province and a key cultivation equipment manufacturing enterprise in Henan Province. The company's technology center was rated as a provincial technology center and the flow instrument ...
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For more than 60 years, we have provided advanced and reliable measurement instruments and flow packages for key national projects in China's petroleum, chemical, petrochemical, metallurgical, light industry, municipal water supply and drainage...
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1958year

company was founded on

50000000¥

Registered capital

90000㎡

Factory area

600Employees

Number of workers

KAIFENG INSTRUMENT CO.,LTD.

To provide customers with reliable metering and flow meter devices,

Kaifeng Instrument Co., Ltd. was formerly known as Kaifeng Instrument Factory. It was founded in 1958. It is a key enterprise directly under the Ministry of Machinery Industry. It is a large-scale production and testing base for flow meters in China. The National Water Flow Metering Station, the 13th Metrology Testing Center Station of the Machinery Industry, and the Quality Testing Center of the Flow Meter Product of the Machinery Industry are located in our company.

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PRODUCT CENTER

—— QUALITY FIRST, CUSTOMER FIRST ——

E-Mag C Series General Purpose Magnetic Flow Meter (Remote converter)

An all-welded structure provides a hermetic seal that protects against moisture and other contaminants. The sealed housing ensures maximum sensor reliability by protecting all internal components and wiring from even the most aggressive environments.

TGK-100 Thermal Gas Mass Flow Meter

Kaifeng Instrument TGK-100 thermal gas mass flow meter is a kind of thermal dispersion or immersible mass flow meters comprise a family of instruments for the measurement of the t

SCS Ultrasonic Gas Flow Meter

SCS gas ultrasonic flow meter is produced by advanced technology. It is a new type of precision measuring instrument with high precision and high reliability. It can be widely applied to gas flow measurement in urban gas, petroleum, chemical industry, electric power, metallurgy and other industries.

LCMF Coriolis Mass Flow Meter for Liquid

Coriolis mass flow meter (LCMT series) is a new type flow meter which is designed according to Micro Motion and Coriolis principle.This kind of new flow meter can measure the fluid directly in a sealed pipeline. It consists of two parts: Sensor and Signal Transmitter.

KY-UWM2000 Ultrasonic Water Meter

KY-TUF2000 Ultrasonic Flow Meter for Water( hand held converter)

KY-TUF2000 Ultrasonic Flow Meter (Wall-mounted Converter)

Product Overviews Kaifeng Instrumet KY-TUF2000 series ultrasonic flow meter is designed to measure the fluid velocity of liquid within a closed conduit, the transducers are a non-contacting, clamp-on type, which will provide benefits of non-fouling operation and easy installation, can be applied to a wide range of pipe flow measurements. Applicable liquids include pure liquids as well as liquid with small quantity of tiny particles, such as water (hot water, chilled water, city water, sea water, waste water, etc.), sewage with small particle content, oil (crude oil, lubricating oil, diesel oil, fuel oil, etc.), chemicals (alcohol, acids, etc.), plant effluent, beverage, liquid food, ultra-pure liquids, solvents and other liquids.

E-Mag C Series General Purpose Magnetic Flow Meter (Integrated Convertor)

E-mag W Electromagnetic Flow Meter

The E-mag W type electromagnetic flowmeter uses a 3.6V lithium battery pack to supply power. It can also provide dual power supply according to site requirements, that is, 220V + 3.6V lithium battery or 24V + 3.6V lithium battery (its supporting converter is IP68 integrated), which is standard. Lithium batteries can work continuously for more than 3 years. If equipped with a high-capacity lithium battery pack, the continuous working time will be longer.

Kaifeng Instrument E-mag W Battery Powered GPRS Wireless Magnetic Flow Meter

The GPRS wireless magnetic flow meter uses an well sealed meter body, with various lining material options and different process connection styles it can work for applications as water supply, waste water treatment, chemical plant, brine piping in mining, water-coal transferring, and etc.

FMI Insertion Electromagnetic Flow Meter

FMI plug-in electromagnetic flowmeter is used to measure the volumetric flow of conductive liquid that is basically non-corrosive in closed pipelines. It is widely used in the field of large-diameter flowmeters because of its very high cost performance.

E-mag H Electromagnetic Heat Meter (BTU Meter)

E-magH heating type electromagnetic flowmeter is an inductive meter that measures the volumetric heat of conductive fluid. The measurement of heat is calculated by multiplying the hot melt value of the inlet and outlet by the flow; part of the principle of the flow measurement is based on Faraday's law of electromagnetic induction.

Kaifeng Instrument Hygienic Magnetic Flow Meter

The hygienic magnetic flow meter uses an all-welded meter body, with various lining material options and different process connection styles it can work for applications as water supply, food process, piping of bear, wine and other beverage, pharmacy and other sectors that require a high hygienic standard.

Kaifeng Instrument AMH Metal Tube Variable-area Flow Meter (Rotameter)

1. All-metal structure, miniaturization, uniform installation size 250mm, stable and reliable work; 　　2. Suitable for flow measurement and control of various gaseous and liquid media, with damping, corrosion-resistant and jacket type optional;

AMW100/200/201 Micro Flow Metal Tube Variable-area Flow Meter (Rotameter)

AM8000 Metal Tube Variable-area Flow Meter

LWZ Intelligent Turbine Flow Meter

LWGY Turbine Flow Sensor for Liquid

Kaifeng Instrument LUZ Intelligent Vortex Shedding Flow Meter

The LUZ vortex shedding flow meter converts the eletric signals generated by the vortices in the flow to volumetric or mass flow rate. It is suitable for the measurement of the flows of gas, steam and liquid. Together with temperature and pressure sensors to correct the readings automatically, it may measure the gas or steam flow with high accuracy.

LLN Stainless Steel Roots Flow Meter (Positive Displacement Flow Meter)

Kaifeng Instrument LB Rotary Vane (Positive Displacement) Flow Meter

Kaifeng Instrument LL Roots Flow Meter (Positive Displacement)

Kaifeng Instrument LS Positive Displacement (Birotary) Flow Meter

Kaifeng Instrument LJG Industrial Sationary Pipe Prover

Kaifeng Instrument LJG Industrial Truck-mounted Bidirectional Pipe Prover

Pipe provers are used to verify or calibrate the measuring feature of positive displacement or velocity flowmeters in closed pipeline under working condition.The Bi-Directional Pipe Prover has proven itself over and over again as one of the most reliable means to verify meter readings and establish meter factors.

LJB Standard Proving Tank

Standard measuring instruments used to measure the volume of liquids. They have a defined volume and can be used as measuring instruments for the transmission of volume values. They are widely used in various flow standard devices and volume value transmission processes. One of the important equipment.

Strainer and Air Eliminator for Oil

Kaifeng Instrument LGB Orifice Plate

LGH Annular Orifice Flow Meter

LG_Y Integrated Differential Pressure Flow Meter

LGWJ Rectangular Venturi Flow Meter

LGX Wedge Flow Meter

ASME Throat Pressure Tapping Nozzle

LGP Standard Nozzle (ISA 1932 Nozzle)

LGY Sonic Nozzle (Critical Flow Venturi Nozzle)

Stalbe coefficient, good repeatability. Rugged and durable in use.

Balance Orifice Plate

With specially designed orifice holes, if requires shorter straight run, features low pressure loss

LGG Elbow Flowmeter

LGD Low Pressure Loss Flow Tube

LGW Classic (Classical) Venturi

Venturi Flow Meter is very versatile for many applications. The Venturi can cope with a wide range of flowing mediums from Gas, water, Chemical, Crude, Slurry and even high temperature Steam applications. Venturi's are very useful when considering erosion and pressure recovery restraints.

Kaifeng Instrument LGV Differential Pressure Flow meter (V-cone)

KY V-cone (differential pressure) flow meter is very versatile for many applications. It can cope with a wide range of flowing mediums from Gas, water, Chemical, Crude, Slurry and even high temperature Steam applications. V-cone flowmeter is the new type differential pressure flow measurement device with one coaxial sharp cone installed in the measuring tube as throttling part, it is the new type throttling device based on Venturi tube measuring principle with the combined advantages of classic Venturi tube, annular orifice and wear resistant orifice.

Kaifeng Instrument LUXZ Intelligent Vortex Precession Flow Meter

The LUXZ series intelligent vortex precession flow meter is the new type gas flow instrument with domestic leading level developed by our company. It features the functions of flow rate, temperature and pressure measurement with automatic compensation of temperature, pressure and compress factors. Therefore, it is the instrument for gas metering in the industries such as petroleum, chemicals, power, metallurgy etc.

Kaifeng Instrument LCN Oval Gear (Positive Displacement) Flow Meter

LCN series stainless steel oval gear flow meter is a kind of positive displacement flow meter, the medium which possesses a weak corrosiveness or a high hygiene level is required on in the food and chemical industries.oval gear flow meter applies to the measurement and control of fluid flow（total）in custody pipeline.it has been widely used in petroleum、oil products、chemical fiber、food and weak corrosive medium.

Kaifeng YBSH Hydrostatic Pressure Level Meter

YBSH type liquid level transmitter composes of the imported diffusion silicon pressure sensor with quality isolation diaphragm and special circuit module. It features small size, high sensitivity and low temperature drift. The transmitter has two types: throw-in type and side mounting type. According to different installation requirements, it can also be equipped with pointer meter and liquid crystal digital meter for indication on site.

Kaifeng Instrument YBS Pressure Transmitter

Kaifeng Instrument XSL Flow Computer (Digital flow counter)

XSL flow computer can work with varied flowmeter, and is used for measuring the working condition volumetric flowrate, standard cubic volumetric flowrate and mass flowrate of liquid, gas and steam.

Kaifeng WBS Temperature Transmitter (PT100/PT1000)

Features the integrated structure of sensor or transmission circuit at home. It adopts thermal resistor or thermocouple as the temperature sensitive elements, adopts special circuit module to convert the local signal of sensitive element into the standard current which is linear with temperature, the signal can be transmitted with common copper cable, which can save the precious compensation wire or cable, and features low signal transmission distortion, strong anti-interference ability with far transmission.

Kaifeng Instrument LJS-1000 Flow Computer (Digital flow counter)

Able to detect on-site flow, temperature, and pressure signals, and perform calculations of working condition flow, standard flow and mass flow; 　　Has a network interface, can execute the standard modbus TCP / IP protocol, and can also be used as an Internet access port for network data exchange; Has two USB interfaces for reading data and expanding peripheral devices;

Kaifeng Instrument KFB-3151DP Differential Pressure Transmitter

KFB-3151DP/GP series intelligent pressure/differential pressure(DP) transmitter adopts technically mature capacitive sensor, to compensate the temperature and non-linearity of th

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APPLICATION FIELD

—— QUALITY FIRST, CUSTOMER FIRST ——

Petrochemical and chemical fields

Metallurgy and light industry

Aerospace field

Nuclear power and other fields

OUR PARTNERS

—— QUALITY FIRST, USER FIRST ——

NEWS

—— QUALITY FIRST, CUSTOMER FIRST ——

2019

08-26

Intimate care to make employees feel warm in winter

　　On December 24th, on a few cold days, there was a lively scene near the door guard room in the morning. This is to improve the production and living conditions of employees, to ensure labor protection, and to give all employees brand-name socks (two boxes per person, a total of 24 pairs). This is another cold protection measure in addition to the heaters for employees in the past years. This move allows employees to feel the warmth of the company's extended family in the cold, and also hopes that everyone has a good mood, good condition, and can actively participate in the work, make persistent efforts, create new achievements, and move towards higher goals. Work hard.

2019

08-26

Street lamp renovation warms people's hearts

　　In order to improve the quality of the meter community and increase the residents' happiness and satisfaction, the property company and the Power Supply Bureau Street Light Institute cooperated to transform the street lights twice in early December. There are 27 street lights in the community, and 33 street lights have been achieved after the transformation and new street lights. After the comprehensive transformation is completed, the night illumination brightness of the meter community is significantly enhanced, bringing safety and convenience for the residents of the community to travel.

2019

08-26

Kaifeng Instrument Co., Ltd. held the Spring Festival running event

　　At 8 o'clock in the morning on February 3, all employees lined up in front of the office building, the music was flying, and the red flag was fluttering.

2019

08-26

Teachers and students gathering at the 50th anniversary of the 69th classmate of Kaifeng Instrument Technology School was held in our company

　　On the afternoon of April 22, the 69th graduate of the original Kaifeng Instrument Technology School visited the company to celebrate the 50th anniversary of graduation. The company leaders warmly welcomed all teachers and students and prepared exquisite souvenirs for everyone.

2019

08-26

A series of performances by the Municipal Federation of Trade Unions to send culture to the grass-roots level, and to show the feelings of the staff and workers to the grass-roots level started in our company

　　On May 23rd, the Kaifeng Federation of Trade Unions "culture sent to the grassroots, and the employees' feelings" sent culture into the grassroots series of performances The first performance of the mechanical building materials industry was held in our company.

2019

08-26

Inheriting Chinese Classics and Enhancing Employees' Quality —— The First Phase of Chinese Classics Training in The Analects of Confucius Completed Successfully

　　From March 28th to May 16th, the first session of the Classical Chinese Classical Training Activity of The Analects of Confucius was successfully concluded, with 5 lecturers and more than 50 students participating in the training. The lecturers made adequate preparations for the lesson. They told the Analects vividly and vividly through oral speech, blackboard writing, multimedia projection and other forms, and actively interacted with the students to drive the learning atmosphere. During the training, applause and laughter often came from the conference room on the fourth floor. The first period consisted of 5 lessons. After the exam, the examinations were organized to consolidate the students' knowledge.